#!/bin/sh

#
# Yoink
# Run this script to create a win32 package.
#
# You should typically only run this through the "portable" and "installer"
# makes targets in the package root directory.  The build system will take
# care to pass the correct arguments.
#

showhelp()
{
	echo "Usage: $0 [-h] [-i makensis] [-s strip] -d assets -V version -p prefix"
	echo "  Creates a portable win32 package or installer."
	echo ""
	echo "  -V  Specify the version of the program to be packaged"
	echo "  -d  Specify the game assets to be included."
	echo "  -h  Show this help an exit."
	echo "  -i  To make an installer, specify the makensis program."
	echo "  -p  Specify the path to your toolchain installation."
	echo "  -s  To strip the binaries, specify the strip program."
}

while getopts ":V:hd:i:p:s:" opt
do
	case $opt in
		V)
			VERSION="$OPTARG"
			;;
		d)
			ASSETS="$OPTARG"
			;;
		h)
			showhelp
			exit 0
			;;
		i)
			MAKENSIS="$OPTARG"
			;;
		p)
			PREFIX="$OPTARG"
			;;
		s)
			STRIP="$OPTARG"
			;;
		\?)
			echo "Invalid option: -$OPTARG" >&2
			showhelp
			exit 1
			;;
	esac
done

if test "x$ASSETS" = x || test "x$VERSION" = x || test "x$PREFIX" = x
then
	showhelp
	exit 1
fi

die()
{
	rm -rf "$BUILD"
	echo "die:" $@
	exit 1
}

ROOT="$PWD"
BUILD="$ROOT/tmp-$$"
DIRECTORY="yoink-$VERSION"
ARCHIVE="$BUILD/$DIRECTORY"

MAN2HTML="lua $ROOT/doc/man2html.lua"
UNIX2DOS="$ROOT/arch/win32/unix2dos.sh"

DLLS="libogg-0 libpng14 libvorbis-0 libvorbisfile-3 lua51 OpenAL32 SDL zlib1"


if test ! -f "src/version.c"
then
	echo "Run the script from the repository root directory."
	exit 1
fi

if ! mkdir "$BUILD"
then
	"The temp directory $BUILD could not be created."
	exit 1
fi
mkdir -p "$ARCHIVE"


cp -f "$ROOT/src/yoink.exe" "$ARCHIVE" || die "copying yoink.exe"
test "x$STRIP" != x && "$STRIP" "$ARCHIVE/yoink.exe"

for dll in $DLLS
do
	cp -f "$PREFIX/bin/$dll.dll" "$ARCHIVE" || die "copying $dll"
	test "x$STRIP" != x && "$STRIP" "$ARCHIVE/$dll.dll"
done

for asset in $ASSETS
do
	cp -f --parents "data/$asset" "$ARCHIVE"
done

for doc in AUTHORS ChangeLog COPYING README TODO
do
	"$UNIX2DOS" "$doc" "$ARCHIVE/$doc.txt" || die "unix2dos $doc"
done

$MAN2HTML -o "$ARCHIVE/Manual.html"
$UNIX2DOS "$ARCHIVE/Manual.html"

cp -rf "$ROOT/doc/licenses" "$ARCHIVE" || die "copying doc/licenses"
cd "$ARCHIVE/licenses"
for license in $(ls)
do
	(mv "$license" "$license.txt" && "$UNIX2DOS" "$license.txt") \
		|| die "moving and unix2dos $license"
done
cd "$ROOT"


if test "x$MAKENSIS" = x
then
# build portable archive
	echo "No valid makensis executable passed;"
	echo "making portable package instead..."
	NAME="$DIRECTORY.zip"
	cd "$BUILD"
	zip -r "$NAME" "$DIRECTORY" || die "zipping portable archive"
	cd "$ROOT"
	mv "$BUILD/$NAME" .
	echo "Done! Package saved to $NAME."
else
# build an installer
	NAME="yoinksetup-$VERSION.exe"
	cd "$BUILD"
	cp "$ROOT/arch/win32/yoink.nsi" .
	"$MAKENSIS" -DROOTPATH="$ROOT" -DINSTALLFILES="$ARCHIVE" \
		-DVERSION="$VERSION" -DOUTFILE="$NAME" yoink.nsi \
		|| die "running '$MAKENSIS'"
	cd "$ROOT"
	mv "$BUILD/$NAME" .
	echo "Done! Installer saved to $NAME."
fi


rm -rf "$BUILD"